No cholesterol, yes cholesterol. No coffee, yes coffee. What to eat can get pretty confusing for the average eater. New recommendations may clear up some of that confusion.

Polycystic ovary syndrome (PCOS) and infertility have been well-known dance partners for many years. Now new evidence suggests that PCOS is also dancing with a lot of other chronic health issues.

Making healthy lifestyle changes to lose weight is likely a smart choice for the long-term health of all obese people — even if they don't yet have medical issues related to their weight.

Obesity and metabolic problems may not always go hand-in-hand. Some obese people may not develop the metabolic changes that are often tied to obesity.

Having weight loss surgery can improve obese patients' health, but it isn't a fix-all for health problems tied to being obese. Exercise may improve these patients' overall health even more and lower their risk for diabetes.

Since 2000, US officials have made several policy changes in nutrition and proper food processing. But a new study found that, despite government efforts to promote proper diet, eating habits in the US remained a national concern.

Heart disease is the leading cause of death and disease in the United States. And some people may be more at risk than others — even if they have the same symptoms.

Type 2 diabetes is often diagnosed in overweight patients. The combination of diabetes and obesity can present a serious risk for heart disease.

Serious illness does not always strike suddenly. Sometimes, it comes at the end of long road marked by other health problems. Kidney disease often is preceded by other avoidable health problems.

Some of the biggest killers worldwide are diseases that can largely be prevented: heart disease, chronic respiratory disease, cancers and diabetes. But it will require some effort.